module main import os import v.pref import v.util fn main() { vroot := os.dir(pref.vexe_path()) os.chdir(vroot) println('Updating V...') // git pull git_result := os.exec('git pull --rebase origin master') or { panic(err) } if git_result.exit_code != 0 { if git_result.output.contains('Permission denied') { eprintln('have no access `$vroot`: Permission denied') } else { eprintln(git_result.output) } exit(1) } println(git_result.output) v_hash := util.githash(false) current_hash := util.githash(true) // println(v_hash) // println(current_hash) if v_hash == current_hash { show_current_v_version() return } $if windows { backup('v.exe') make_result := os.exec('make.bat') or { panic(err) } println(make_result.output) backup('cmd/tools/vup.exe') } $else { self_result := os.exec('./v self') or { panic(err) } println(self_result.output) if self_result.exit_code != 0 { // v self failed, have to use make println('v self failed, running make...') make_result := os.exec('make') or { panic(err) } println(make_result.output) } } _ := os.exec('v cmd/tools/vup.v') or { panic(err) } show_current_v_version() } fn show_current_v_version(){ println('Current V version:') $if windows { os.system('v.exe version') } $else { os.system('v version') } } fn backup(file string) { backup_file := '${file}_old.exe' if os.exists(backup_file) { os.rm(backup_file) } os.mv(file, backup_file) }